[PATCH 1/4] driver: add rsn pre-auth rx event

[Markus Theil <markus.theil@xxxxxxxxxxxxx>]

This patch adds an event for receiving pre-auth frames directly from
drivers. Source and destination MACs are included in the corresponding
struct to allow for forwarding of pre-auth frames in AP mode.

Signed-off-by: Markus Theil <markus.theil@xxxxxxxxxxxxx>
---
 src/drivers/driver.h        | 31 +++++++++++++++++++++++++++++++
 src/drivers/driver_common.c |  1 +
 2 files changed, 32 insertions(+)

diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index 9bdf88011..65dc5de97 100644
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -4636,6 +4636,14 @@ enum wpa_event_type {
 	 */
 	EVENT_EAPOL_RX,
 
+	/**
+	 * EVENT_RSN_PREAUTH_RX - Report received RSN Pre-auth frame
+	 *
+	 * When in AP mode with hostapd, this event is required to be used to
+	 * deliver the receive RSN Pre-auth frames from the driver.
+	 */
+	EVENT_RSN_PREAUTH_RX,
+
 	/**
 	 * EVENT_SIGNAL_CHANGE - Indicate change in signal strength
 	 *
@@ -5531,6 +5539,16 @@ union wpa_event_data {
 		size_t data_len;
 	} eapol_rx;
 
+	/**
+	 * struct rsn_preauth_rx - Data for EVENT_RSN_PREAUTH_RX events
+	 */
+	struct rsn_preauth_rx {
+		const u8 *src;
+		const u8 *dst;
+		const u8 *data;
+		size_t data_len;
+	} rsn_preauth_rx;
+
 	/**
 	 * signal_change - Data for EVENT_SIGNAL_CHANGE events
 	 */
@@ -5854,6 +5872,19 @@ static inline void drv_event_eapol_rx(void *ctx, const u8 *src, const u8 *data,
 	wpa_supplicant_event(ctx, EVENT_EAPOL_RX, &event);
 }
 
+static inline void drv_event_rsn_preauth_rx(void *ctx, const u8 *src,
+					    const u8 *dst, const u8 *data,
+					    size_t data_len)
+{
+	union wpa_event_data event;
+	os_memset(&event, 0, sizeof(event));
+	event.rsn_preauth_rx.src = src;
+	event.rsn_preauth_rx.dst = dst;
+	event.rsn_preauth_rx.data = data;
+	event.rsn_preauth_rx.data_len = data_len;
+	wpa_supplicant_event(ctx, EVENT_RSN_PREAUTH_RX, &event);
+}
+
 /* driver_common.c */
 void wpa_scan_results_free(struct wpa_scan_results *res);
 
diff --git a/src/drivers/driver_common.c b/src/drivers/driver_common.c
index 731c6a3b1..d6cb4cf74 100644
--- a/src/drivers/driver_common.c
+++ b/src/drivers/driver_common.c
@@ -52,6 +52,7 @@ const char * event_to_string(enum wpa_event_type event)
 	E2S(RX_PROBE_REQ);
 	E2S(NEW_STA);
 	E2S(EAPOL_RX);
+	E2S(RSN_PREAUTH_RX);
 	E2S(SIGNAL_CHANGE);
 	E2S(INTERFACE_ENABLED);
 	E2S(INTERFACE_DISABLED);
-- 
2.17.1


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